Cup lid with retractable drinking spout and drinking cup

Abstract

Provided is a cup lid with a retractable drinking spout and drinking cup, including a cup lid body provided with a through hole; a base fixedly connected to the cup lid body and located at a bottom of the through hole; a drinking spout movably installed in the through hole and capable of stretching out from a top of the through hole or retracting into the through hole; and an elastic part arranged in the through hole and having one end in butting connection with the base and the other end in butting connection with the drinking spout, the elastic part pushing the drinking spout to stretch out when popping up, and the elastic part being compressed to accumulate force when the drinking spout retracts.

What is claimed is: 
     
       1. A cup lid comprising:
 a cup lid body provided with a through hole; 
 a base connected to the cup lid body and located at a bottom of the through hole; 
 a drinking spout movably installed in the through hole and capable of extending from a top of the through hole and retracting into the through hole; 
 an elastic part in the through hole and having one end in butting connection with the base and the other end in butting connection with the drinking spout, the elastic part pushing the drinking spout to extend, and the elastic part being compressed when the drinking spout retracts; 
 a sealing ring between the drinking spout and the through hole, and the sealing ring fitted over the drinking spout and seals a gap between the drinking spout and the through hole; and 
 an annular valve, wherein an outer rim of the sealing ring is surrounded by at least one ring of the annular valve, the through hole has a necking portion, and the annular valve is in butting connection with an inner wall of the through hole, and 
 wherein when the drinking spout is extended, the annular valve comes into butting connection with an inner wall of the necking portion, and a resistance is generated between the annular valve and the inner wall of the necking portion to prevent the drinking spout from retracting. 
 
     
     
       2. The cup lid according to  claim 1 , further including a cover, wherein the cover is rotatably connected with the cup lid body and can be closed on the cup lid body or opened from the cup lid body; when the cover is closed, the cover pushes the drinking spout back into the through hole; when the cover is opened, the elastic part pushes the drinking spout to extend from the top of the through hole. 
     
     
       3. A cup lid comprising:
 a cup lid body provided with a through hole; 
 a base connected to the cup lid body and located at a bottom of the through hole; 
 a drinking spout movably installed in the through hole and capable of extending from a top of the through hole and retracting into the through hole; 
 an elastic part in the through hole and having one end in butting connection with the base and the other end in butting connection with the drinking spout, the elastic part pushing the drinking spout to extend, and the elastic part being compressed when the drinking spout retracts; and 
 a cover rotatably connected with the cup lid body and movable between a closed position and an opened position, 
 wherein when the cover is in the closed position, the cover pushes the drinking spout back into the through hole, 
 wherein when the cover is in the opened position, the elastic part pushes the drinking spout to extend from the top of the through hole, and 
 wherein the cover includes a beveled push block for pushing the drinking spout back when the cover is in the closed position. 
 
     
     
       4. The cup lid according to  claim 1 , wherein: (a) an outer wall of the drinking spout has a guide block, the inner wall of the through hole has a chute arranged along a moving direction of the drinking spout, and the guide block is connected with the chute; or (b) the inner wall of the through hole has a guide block, the outer wall of the drinking spout has a chute arranged along the moving direction of the drinking spout, and the guide block is connected with the chute. 
     
     
       5. The cup lid according to  claim 1 , wherein the base is configured as a ring-shaped structure and has a bottom hole aligned with the through hole. 
     
     
       6. The cup lid according to  claim 2 , further including a button, wherein the button is rotatably connected to the cup lid body, and a return spring is arranged between the button and the cup lid body, and wherein when the cover is closed on the cup lid body, the button buckles the cover so as to limit the cover from opening. 
     
     
       7. A drinking cup comprising:
 the cup lid according to  claim 1 ; and 
 a cup body connected to the cup lid body. 
 
     
     
       8. The cup lid according to  claim 3 , further including a sealing ring between the drinking spout and the through hole, wherein the sealing ring is fitted over the drinking spout and seals a gap between the drinking spout and the through hole. 
     
     
       9. The cup lid according to  claim 3 , wherein: (a) an outer wall of the drinking spout has a guide block, the inner wall of the through hole has a chute arranged along a moving direction of the drinking spout, and the guide block is connected with the chute; or (b) the inner wall of the through hole has a guide block, the outer wall of the drinking spout has a chute arranged along the moving direction of the drinking spout, and the guide block is connected with the chute. 
     
     
       10. The cup lid according to  claim 3 , wherein the base includes a ring-shaped structure and has a bottom hole aligned with the through hole. 
     
     
       11. The cup lid according to  claim 3 , further including:
 a button rotatably connected to the cup lid body; and 
 a return spring between the button and the cup lid body, wherein when the cover is in the closed position, the button buckles the cover to limit the cover from opening. 
 
     
     
       12. The cup lid according to  claim 3 , further including a sealing ring having an outer rim that is surrounded by at least one ring of an annular valve,
 wherein the through hole has a necking portion, and the annular valve is in butting connection with an inner wall of the through hole, and 
 wherein when the drinking spout is extended, the annular valve comes into butting connection with an inner wall of the necking portion, and a resistance is generated between the annular valve and the inner wall of the necking portion to prevent the drinking spout from retracting. 
 
     
     
       13. A drinking cup comprising:
 the cup lid according to  claim 3 ; and 
 a cup body connected to the cup lid body. 
 
     
     
       14. A cup lid comprising:
 a cup lid body provided with a through hole; 
 a base connected to the cup lid body and located at a bottom of the through hole; 
 a drinking spout movably installed in the through hole and capable of extending from a top of the through hole and retracting into the through hole; and 
 an elastic part in the through hole and having one end in butting connection with the base and the other end in butting connection with the drinking spout, the elastic part pushing the drinking spout to extend, and the elastic part being compressed when the drinking spout retracts, 
 wherein the base includes at least two elastic sheets, the elastic sheets each include a buckle, the inner wall of the cup lid body has the same number of slots as the number of the elastic sheets, and the buckles are connected to the slots so that the base is fixed at the bottom of the through hole. 
 
     
     
       15. The cup lid according to  claim 14 , further including a cover rotatably coupled to the cup lid body and movable between a closed position and an opened position,
 wherein when the cover is in the closed position, the cover pushes the drinking spout back into the through hole, and 
 wherein when the cover is in the opened position, the elastic part pushes the drinking spout to extend from the top of the through hole. 
 
     
     
       16. The cup lid according to  claim 15 , further including:
 a button rotatably connected to the cup lid body; and 
 a return spring between the button and the cup lid body, wherein when the cover is in the closed position, the button buckles the cover to limit the cover from opening. 
 
     
     
       17. The cup lid according to  claim 14 , further including a sealing ring between the drinking spout and the through hole, wherein the sealing ring is fitted over the drinking spout and seals a gap between the drinking spout and the through hole. 
     
     
       18. The cup lid according to  claim 14 , wherein: (a) an outer wall of the drinking spout has a guide block, the inner wall of the through hole has a chute arranged along a moving direction of the drinking spout, and the guide block is connected with the chute; or (b) the inner wall of the through hole has a guide block, the outer wall of the drinking spout has a chute arranged along the moving direction of the drinking spout, and the guide block is connected with the chute. 
     
     
       19. The cup lid according to  claim 14 , wherein the base includes a ring-shaped structure and has a bottom hole aligned with the through hole. 
     
     
       20. A drinking cup comprising:
 the cup lid according to  claim 14 ; and 
 a cup body connected to the cup lid body.